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Environmental Scientist & Engineer Expert

AfterQuery Afterquery ContractRemote
Posted Oct 3, 2026 · ✓ Still open — checked 3 hours ago

Quick facts

Type
Contract
Location
Remote
Platform
Afterquery — 226 open jobs
Typical pay at Afterquery
$40–150/hour · median $88 (77 jobs on our site)
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Environmental scientists and engineers build expert-level evaluation and training data for frontier AI labs. AfterQuery partners with frontier AI labs to build expert-level evaluation and training data. We are hiring environmental scientists and environmental engineers as contractors to review, create, and rank technical content that teaches AI models how real environmental work is done. You will evaluate AI-generated site assessments, permitting and compliance analysis, remediation design, air and water quality modeling, and impact studies for technical accuracy, and create expert demonstrations drawn from your own practice. The work is paid hourly, fully remote, and fully async - you choose when and how much you work.

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About Afterquery

AfterQuery is a Y Combinator-backed company that produces expert data for frontier AI labs. It hires professionals and specialists to build hard evaluation problems, write gold-standard answers and review model reasoning.